// Copyright (c) 2021 Terminus, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package xff

import (
	"net/http/httputil"
	"os"
)

// InjectPodIPXFF set internal pod ip as xff for anthropic region restriction
func InjectPodIPXFF(pr *httputil.ProxyRequest) {
	if podIP := os.Getenv("POD_IP"); podIP != "" {
		pr.Out.Header.Set("X-Forwarded-For", podIP)
	}
}
